The Mysterious Affair at Styles is a classic novel about murdering respectful and reach the woman. Her much younger husband is immediately suspected of murdering and legacy hunting. But other evidence, especially psychological relationships between the main characters of this drama shows that there is some hidden mystery can be found. Poirot must examine closely all evidence and find the truth.
Of many Poirot novels, this one is the best according to many critics and readers. Christie here comes more quickly to business and relationships between the characters are developing very fast. In later novels, the whole story lacks the real dynamic. The Mysterious Affair at Styles novel is unexpectedly quick, tight and very entertaining. There are also plenty of tangible evidence, observations and of course false leads. This 'concrete' is more present than in later Poirot novels.
The resolution of the plot is not very good but excellent. It is without being far-fetched or imposed by a completely new information. The Mysterious Affair at Styles is one of the best novels, written by Agatha Christie.